Loudspeaker



FIG. 1 is a first front perspective view of a loudspeaker, showing ay new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a side elevational view thereof;

FIG. 7 is an opposite side elevational view thereof;

FIG. 8 is a second front perspective view thereof;

FIG. 9 is a third front perspective view thereof;

FIG. 10 is a fourth front perspective view thereof; and,

FIG. 11 is a fifth front perspective view thereof.

The evenly spaced broken lines in the figures illustrate portions of the design that form no part of the claimed design. The dash-dot broken lines in the figures represent the boundaries of the claimed design and form no part of the claimed design. None of the broken lines forms any part of the claimed design. 

CLAIM The ornamental design for a loudspeaker, as shown and described. 